Atari 2600 Field Service Manual page 72

Audio Troubleshooting Procedure,
Motherboard, (Continued)
I
I s there
+5v
W
Repair trace
at one
end of
from VMOD (+5v)
L20 1 ?
to 1201.
I
Check that L201
i s good
(has con-
tinuity and isn't
shoned
or cracked).
1
I
If audio is still
dead, check the
trace
lines around C2 1 1
for
opens and strons:
J
Is there now
an alternating
Yes
audio tone
from
the TV?
Pg.
4-2
Pg. 4-28
2600/2600A D o m e s t i c VCS